« previous next »

Author Question: Ammonia in the atmosphere is rarely found in aerosols. Indicate whether the statement is true or ... (Read 83 times)

casperchen82

  • Hero Member
  • *****
  • Posts: 540
on: Jul 21, 2018
Ammonia in the atmosphere is rarely found in aerosols.
 
  Indicate whether the statement is true or false

Question 2

Explain a flashback and what should be done if one occurs.
 
  What will be an ideal response?


allisonblackmore

  • Sr. Member
  • ****
  • Posts: 330
Reply #1 on: Jul 21, 2018
Answer to Question 1

F

Answer to Question 2

A flashback is burning inside the torch causing a hissing or squealing noise. Quickly turn off the torch
oxygen valve and then the torch acetylene valve. If fire is suspected in the hoses, rush to close the
acetylene valve and then the oxygen valve at the tanks.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Examples of deep-sea corals found in the Sable Gully, 200 km off the coast of Nova Scotia. Examples of deep-sea corals found in the Sable Gully, 200 km off the coast of Nova Scotia.
Some of the many small molecules found in cells Some of the many small molecules found in cells
Elements found in the element cube Elements found in the element cube
Example of Reconciling a Bank Statement Cont. Example of Reconciling a Bank Statement Cont.
Which is TRUE about the alternation of generations cycle that is diagramed above? Which is TRUE about the alternation of generations cycle that is diagramed above?
Solar energy heats the atmosphere, creates seasons, and causes air to circulate Solar energy heats the atmosphere, creates seasons, and causes air to circulate
Video: Pores and Ion Channels

For a complete list of videos, visit our video library